gh-127481: Add EPOLLWAKEUP to the select module (GH-127482)

python · Dec 4, 2024 · 6bc3e83 · 6bc3e83
1 parent bc0f2e9
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diff --git a/Doc/library/select.rst b/Doc/library/select.rst
@@ -317,11 +317,17 @@ Edge and Level Trigger Polling (epoll) Objects
    +-------------------------+-----------------------------------------------+
    | :const:`EPOLLMSG`       | Ignored.                                      |
    +-------------------------+-----------------------------------------------+
+   | :const:`EPOLLWAKEUP`    | Prevents sleep during event waiting.          |
+   +-------------------------+-----------------------------------------------+
 
    .. versionadded:: 3.6
       :const:`EPOLLEXCLUSIVE` was added.  It's only supported by Linux Kernel 4.5
       or later.
 
+   .. versionadded:: next
+      :const:`EPOLLWAKEUP` was added. It's only supported by Linux Kernel 3.5
+      or later.
+
 .. method:: epoll.close()
 
    Close the control file descriptor of the epoll object.

diff --git a/Misc/NEWS.d/next/Library/2024-12-01-23-18-43.gh-issue-127481.K36AoP.rst b/Misc/NEWS.d/next/Library/2024-12-01-23-18-43.gh-issue-127481.K36AoP.rst
@@ -0,0 +1 @@
+Add the ``EPOLLWAKEUP`` constant to the :mod:`select` module.
diff --git a/Modules/selectmodule.c b/Modules/selectmodule.c
@@ -2715,6 +2715,10 @@ _select_exec(PyObject *m)
 #ifdef EPOLLMSG
     ADD_INT(EPOLLMSG);
 #endif
+#ifdef EPOLLWAKEUP
+    /* Kernel 3.5+ */
+    ADD_INT(EPOLLWAKEUP);
+#endif
 
 #ifdef EPOLL_CLOEXEC
     ADD_INT(EPOLL_CLOEXEC);
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		Add the ``EPOLLWAKEUP`` constant to the :mod:`select` module.